八字形

He skated a figure of eight in the rink.

他在溜冰场上溜了个八字形。

Binucleated granulocyte appeared in the stage from promyelocyte to neutrophilic band form with mostly symmetry mirror image characteristics in size and shape.

双核粒细胞在早幼至杆状核阶段均见存在,多具有大小形状称的八字形特点。